494383278 has 8 divisors (see below), whose sum is σ = 988766568. Its totient is φ = 164794424.

The previous prime is 494383277. The next prime is 494383301. The reversal of 494383278 is 872383494.

It is a sphenic number, since it is the product of 3 distinct primes.

494383278 is an admirable number.

It is an alternating number because its digits alternate between even and odd.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (494383277) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41198601 + ... + 41198612.

It is an arithmetic number, because the mean of its divisors is an integer number (123595821).

Almost surely, 2^494383278 is an apocalyptic number.

494383278 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

494383278 is a wasteful number, since it uses less digits than its factorization.

494383278 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82397218.

The product of its digits is 1161216, while the sum is 48.

The square root of 494383278 is about 22234.7313453525. The cubic root of 494383278 is about 790.7173306180.

The spelling of 494383278 in words is "four hundred ninety-four million, three hundred eighty-three thousand, two hundred seventy-eight".